422442449 has 64 divisors (see below), whose sum is σ = 553512960. Its totient is φ = 316673280.

The previous prime is 422442443. The next prime is 422442457. The reversal of 422442449 is 944244224.

It is not a de Polignac number, because 422442449 - 2²⁰ = 421393873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422442443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4101332 + ... + 4101434.

It is an arithmetic number, because the mean of its divisors is an integer number (8648640).

Almost surely, 2^422442449 is an apocalyptic number.

It is an amenable number.

422442449 is a deficient number, since it is larger than the sum of its proper divisors (131070511).

422442449 is a wasteful number, since it uses less digits than its factorization.

422442449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222.

The product of its digits is 73728, while the sum is 35.

The square root of 422442449 is about 20553.4048030977. The cubic root of 422442449 is about 750.3361154201.

The spelling of 422442449 in words is "four hundred twenty-two million, four hundred forty-two thousand, four hundred forty-nine".